Saint Kitts and Nevis Address Format
Addresses run from smallest to largest unit: recipient, street (or P.O. Box), then village/community, town plus island name (St. Kitts or Nevis), and the postal code on its own line when used. The island name matters because the federation has two islands. Many addresses still omit the postal code entirely.
Standard format
Postal code rules
| Field name | Postal code |
|---|---|
| Format | KN NNNN (country prefix 'KN' + 4 digits) (N = digit, A = letter) |
| Example | KN0101 |
| Pattern | ^KN\s?\d{4}$ |
| Rule | Alpha-numeric system launched in October 2016: 'KN' + 2-digit postal zone (post office in St. Kitts, or parish in Nevis) + 2-digit delivery district, often written with a space (KN 01 01). Adoption is still uneven; much local mail is addressed without a code and P.O. Boxes are widely used. |
Fields used in Saint Kitts and Nevis
| State / region | Yes — "Island (St. Kitts / Nevis)" locally |
|---|---|
| Street address | Yes |
| P.O. Box | Yes |
FAQ
What is the Postal code format in Saint Kitts and Nevis?
The format is KN NNNN (country prefix 'KN' + 4 digits) (N = digit, A = letter), for example KN0101. Alpha-numeric system launched in October 2016: 'KN' + 2-digit postal zone (post office in St. Kitts, or parish in Nevis) + 2-digit delivery district, often written with a space (KN 01 01). Adoption is still uneven; much local mail is addressed without a code and P.O. Boxes are widely used.
How do you write an address in Saint Kitts and Nevis?
Saint Kitts and Nevis addresses are written from the smallest unit to the largest. Addresses run from smallest to largest unit: recipient, street (or P.O. Box), then village/community, town plus island name (St. Kitts or Nevis), and the postal code on its own line when used. The island name matters because the federation has two islands. Many addresses still omit the postal code entirely.
Does Saint Kitts and Nevis use postal codes?
Yes. Saint Kitts and Nevis uses the Postal code in the format KN NNNN (country prefix 'KN' + 4 digits) (example: KN0101). Alpha-numeric system launched in October 2016: 'KN' + 2-digit postal zone (post office in St. Kitts, or parish in Nevis) + 2-digit delivery district, often written with a space (KN 01 01). Adoption is still uneven; much local mail is addressed without a code and P.O. Boxes are widely used.
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Sources
- https://sknis.gov.kn/2016/09/05/st-kitts-nevis-postal-code-system-skn-pcs/
- https://www.upu.int/UPU/media/upu/documents/PostCode/ManualAddressing.pdf